Lindsay Clancy's highly publicized trial is set to commence on Monday, featuring opening statements and testimony from her former spouse, Patrick Clancy.Lindsay Clancy waits for the judge to call a prospective jury member into court in her murder trial where she is charged in the 2023 killing of her three children, Wednesday, July 22, 2026, in Plymouth Superior Court in Plymouth, Mass. (Greg Derr/The Patriot Ledger via AP, Pool) (Greg Derr/Pool The Patriot Ledge)Clancy, 35, faces allegations of murdering her three young children within her residence in Duxbury, Massachusetts, in 2023.A total of eighteen jurors, comprising twelve women and six men, will present the case to Plymouth Superior Court Judge William Sullivan on Monday.Lindsay Clancy murder trial: Here's what we know about the caseLindsay Clancy has entered a plea of not guilty to three charges of first-degree murder concerning the deaths of her children: Cora, 5, Dawson, 3, and Callan, 8 months, as per CBS News.The tragic discovery of all three children occurred in the family's residence on January 24, 2023. Prosecutors assert that Clancy used exercise bands to commit the murders.Also Read: Mitch McConnell health update: Senator's team makes new claims amid rising conspiracy theoriesFollowing an attempt to take her own life that evening, Clancy is now paralyzed and attends court proceedings in a wheelchair.Prosecutors contend that Clancy, a former labor and delivery nurse at Massachusetts General Hospital in Boston, premeditated the murders, instructing her former husband, Patrick, to retrieve takeout food and medications, thereby providing her with the opportunity to harm her children.Meanwhile, Clancy's defense attorney, Kevin Reddington, acknowledged that Clancy did kill her children. However, he maintains that she was excessively medicated for her mental health conditions and was experiencing severe postpartum psychosis.What we know about Patrick ClancyPatrick Clancy is set to be the initial witness to testify following the opening statements.At the time of the children's tragic deaths, Patrick Clancy was married to Lindsay Clancy. The couple is now divorced, and Patrick Clancy has since remarried.On Friday, Judge William Sullivan granted Patrick Clancy's request to limit media access to his 911 call and images of his deceased children during the trial. These materials will be shown to the jury.The trial is anticipated to continue for a duration of six to eight weeks. A list of possible witnesses contains nearly 200 names.If Clancy be convicted, she could face a life sentence in prison without the possibility of parole. Conversely, if she is deemed not criminally responsible, she will be transferred to a state mental health institution.